30520320

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1987}}^1$

素因数の和:2015

約数の個数: 88

約数和(自身を含む): 97666464

約数和(自身を除く): 67146144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 1987, 2560, 3072, 3840, 3974, 5120, 5961, 7680, 7948, 9935, 11922, 15360, 15896, 19870, 23844, 29805, 31792, 39740, 47688, 59610, 63584, 79480, 95376, 119220, 127168, 158960, 190752, 238440, 254336, 317920, 381504, 476880, 508672, 635840, 763008, 953760, 1017344, 1271680, 1526016, 1907520, 2034688, 2543360, 3052032, 3815040, 5086720, 6104064, 7630080, 10173440, 15260160, 30520320]

約数ペア:

[(1, 30520320), (2, 15260160), (3, 10173440), (4, 7630080), (5, 6104064), (6, 5086720), (8, 3815040), (10, 3052032), (12, 2543360), (15, 2034688), (16, 1907520), (20, 1526016), (24, 1271680), (30, 1017344), (32, 953760), (40, 763008), (48, 635840), (60, 508672), (64, 476880), (80, 381504), (96, 317920), (120, 254336), (128, 238440), (160, 190752), (192, 158960), (240, 127168), (256, 119220), (320, 95376), (384, 79480), (480, 63584), (512, 59610), (640, 47688), (768, 39740), (960, 31792), (1024, 29805), (1280, 23844), (1536, 19870), (1920, 15896), (1987, 15360), (2560, 11922), (3072, 9935), (3840, 7948), (3974, 7680), (5120, 5961)]